fix: fixed tags and categories in several blog posts

content/posts/2017/scala-day-0-what-is-scala/index.md

@@ -3,9 +3,9 @@ title: Scala Day 0 - What is Scala?
 date: "2017-03-30"
 template: "post"
 draft: false
-category: "Development"
+category: "development"
 tags:
-  - "Development"
+  - "development"
   - "slsw"
 description: "My final assignment for a school course is to learn a new language from a book (uh-oh). I picked Scala and here's why"
 disqusId: "20"

content/posts/2017/scala-day-1-the-basics/index.md

@@ -3,9 +3,9 @@ title: Scala Day 1 - The Basics
 date: "2017-04-02"
 template: "post"
 draft: false
-category: "Development"
+category: "development"
 tags:
-  - "Development"
+  - "development"
   - "slsw"
 description: "Let's take a deep dive into a programming book and Scala!"
 disqusId: "21"

content/posts/2017/scala-day-2-lets-get-functional/index.md

@@ -3,9 +3,9 @@ title: Scala Day 2 - Let's get functional
 date: "2017-04-03"
 template: "post"
 draft: false
-category: "Development"
+category: "development"
 tags:
-  - "Development"
+  - "development"
   - "slsw"
 description: "Today we'll focus on the functional aspects of Scala"
 disqusId: "22"

content/posts/2017/scala-day-3-concurrency-is-key/index.md

@@ -3,9 +3,9 @@ title: Scala Day 3 - Concurrency is key!
 date: "2017-04-04"
 template: "post"
 draft: false
-category: "Development"
+category: "development"
 tags:
-  - "Development"
+  - "development"
   - "slsw"
 description: "A day full of functional joy and concurrency "
 disqusId: "23"

content/posts/2017/scala-day-4-a-challenge/index.md

@@ -3,9 +3,9 @@ title: Scala Day 4 - A challenge!
 date: "2017-04-05"
 template: "post"
 draft: false
-category: "Development"
+category: "development"
 tags:
-  - "Development"
+  - "development"
   - "slsw"
 description: "The last day of my journey with Scala is said to be a challenge"
 disqusId: "24"